Prophylactic device



FIG. 1 is a first perspective view of the new design for a prophylactic device;

FIG. 2 is a second perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a top view thereof;

FIG. 5 is a right side view thereof, with the left side view being a mirror image thereof;

FIG. 6 is a bottom view thereof;

FIG. 7 is a back view thereof;

FIG. 8 is a first cross-section view thereof; and,

FIG. 9 is a second cross-section view thereof.

The broken lines show elements of the article that form no part of the claimed design. 

CLAIM The ornamental design for a prophylactic device, as shown and described. 